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Sharing what I discovered from recent ‘no heat on 2005 Prius. Suddenly this winter had zero cabin heat. Heater hose from 3 way valve not hot....
I now have heat
Thanks everyone for your input- here’s an update: I pulled the hose from coolant control valve which goes to heater core.. I’m able to easily...
I’m preparing to tear into this heating issue and have some information to share. I found a good used heater pump, to use in the event mine is...
Ok- I understand….. yes, that’s how the relay is listed, on the inner circuit diagram. I think I can locate it now Thanx
I believe so…. It is the one which is routed around inverter and back toward firewall.
Yes, I’m quite convinced it is a coolant flow restriction. The hose going from 3-way to heater pump stays cool to Luke warm, even when heat is on...
Well, yes… I found the wiring diagram. But I’m not able to figure out where the actual relay is physically located. It’s clearly listed in the...
I’m preparing to flush the heating system and storage container. I suspect there may be problems with heater pump. Can anyone tell me where the...
Yes, thanks…. It has worked well for many years, and the valve was replaced a couple years ago…simply due to a code which occasionally would come...
Thank you very much. It seems there is no or very low flow of hot coolant into the pump, as the hose remains cool, even though the input hose to...
Hi- 2005 with no heat. I’ve verified mechanical thermostat, so now working on heater core circuit, specifically the electric aux. pump. I’m not...
